body,html{
    width: 100%;
    height: 100%;
    background: #e8e8e8;
}
li{
    list-style: none;
}
a{
    text-decoration: none;
}
.px2rem(@name, @px) {
    @{name}: @px / 75 * 1rem;
}
.header{
    width: 100%;
    .px2rem(height, 100);
    background:#ffff;
    text-align: center;
    .px2rem(padding-top,20); 
    p{
        .px2rem(font-size,42);
        color: black;
    }
}
.box{
    .px2rem(padding-bottom,100);
    position: absolute;
    top: 30%;
    left: 20%;
    width: 60%;
    .px2rem(height, 350);
    text-align: center;
    img{
        width: 50%;
        .px2rem(height, 200);
    }
    p{
        .px2rem(margin-top,10);
        .px2rem(font-size,32);
        color: #e0e1e2;
    }
    .btn{
        .px2rem(margin-top,10);
        width: 40%;
        background: #ff781e;
    }
}
.footer{
    z-index: 30;
    width: 100%;
    .px2rem(height,100);
    display: flex;
    background: white;
    text-align: center;
     justify-content: space-around;
      align-items: center;
      position: fixed;
      bottom: 0%;
     img{
         .px2rem(width,55);
         .px2rem(height,55);
         margin-top: 2%;
     }
     
}